Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 564 [Rate centres in NPA 564] [Dial plan for NPA 564]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
564-223 A Hat Island WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
564-223 1 Hat Island WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2022-10-15   
564-223 3 Hat Island WA   145J TERRA NOVA TELECOM INC. 674   2025-07-11   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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